diff --git a/README.txt b/README.txt
index d4c496bfa0..35565fa584 100644
--- a/README.txt
+++ b/README.txt
@@ -378,7 +378,7 @@ INSTALLATION
 ^^^^^^^^^^^^
 
   There are two ways to get NuttX:  You may download released, stable
-  tarballs from wither the Bitbucket or Sourceforge download locations.
+  tarballs from either the Bitbucket or Sourceforge download locations.
   Or you may get NuttX by cloning the Bitbucket GIT repositories.  Let's
   consider the released tarballs first: